Consist of silicon carbide in a silicone rubber bond. Available in three grades for taking your platinum jewelry from casting to final finishing.
Pink (800 grit): Pre-polishes surfaces.
Measure 22mm diameter x 3mm thick and have 1/16" arbor holes and can be mounted on screw mandrels.
Maximum operating speeds: 20,000rpm for white, 10,000rpm for pink and 5,000rpm for gray.